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VIDEO CONVERTER

AVI to MKV

Convert a AVI video into MKV to prepare media for a device, editing application or sharing platform. The conversion processes the actual media data, not just its filename extension.

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Drop your AVI file here

or click to browse from your device

Maximum file size: 25 MB per file
No account required · Up to 2 conversions per network per day.

How to use AVI to MKV online

  1. Use this converter right away without an account (2 free conversions per network each day), or sign in for your personal daily allowance.
  2. Upload your file in AVI format using the uploader above.
  3. Select Convert to start the processing.
  4. Download your MKV result when processing finishes.

FileVado keeps uploaded and converted files temporarily for processing and download. See our Privacy Policy for automatic deletion details.

When should you use AVI to MKV?

Use this tool when a website, app or recipient needs MKV instead of AVI. Upload a supported file and inspect the result before sharing.

Input and output details

Supported input: AVI. Output: MKV. This tool accepts one source file per conversion.

What to check after conversion

Transcoding can change image quality, audio tracks and file size. Duration and resolution safeguards apply.

Understand the file formats

Input: AVI

AVI is a legacy multimedia container.

Older AVI codecs can require transcoding for modern playback.

Result: MKV

MKV is a flexible multimedia container that can hold multiple tracks.

A different container may not preserve every audio or subtitle track.